package com.haydn.practice.restfulweb;

import org.springframework.boot.CommandLineRunner;
import org.springframework.boot.SpringApplication;
import org.springframework.boot.autoconfigure.SpringBootApplication;
import org.springframework.context.ApplicationContext;
import org.springframework.context.annotation.Bean;

import java.util.Arrays;

@SpringBootApplication
public class RestfulWebApplication {

    public static void main(String[] args) {
        SpringApplication.run(RestfulWebApplication.class, args);
    }

    /**
     * 打印出所有springboot加载的bean
     * @param ctx
     * @return
     */
    @Bean
    public CommandLineRunner commandLineRunner(ApplicationContext ctx){
        return args -> {
            System.out.println("Let's inspect the beans provided by Springboot: ");

            String[] beanNames = ctx.getBeanDefinitionNames();
            Arrays.sort(beanNames);
            for(String name : beanNames){
                System.out.println(name);
            }

        };
    }





}
